示例#1
0
bool CPluginDirectory::WaitOnScriptResult(const CStdString &scriptPath, int scriptId, const CStdString &scriptName, bool retrievingDir)
{
  const unsigned int timeBeforeProgressBar = 1500;
  const unsigned int timeToKillScript = 1000;

  unsigned int startTime = XbmcThreads::SystemClockMillis();
  CGUIDialogProgress *progressBar = NULL;
  bool cancelled = false;
  bool inMainAppThread = g_application.IsCurrentThread();

  CLog::Log(LOGDEBUG, "%s - waiting on the %s (id=%d) plugin...", __FUNCTION__, scriptName.c_str(), scriptId);
  while (true)
  {
    {
      CSingleExit ex(g_graphicsContext);
      // check if the python script is finished
      if (m_fetchComplete.WaitMSec(20))
      { // python has returned
        CLog::Log(LOGDEBUG, "%s- plugin returned %s", __FUNCTION__, m_success ? "successfully" : "failure");
        break;
      }
    }
    // check our script is still running
    if (!CScriptInvocationManager::Get().IsRunning(scriptId))
    { // check whether we exited normally
      if (!m_fetchComplete.WaitMSec(0))
      { // python didn't return correctly
        CLog::Log(LOGDEBUG, " %s - plugin exited prematurely - terminating", __FUNCTION__);
        m_success = false;
      }
      break;
    }

    // check whether we should pop up the progress dialog
    if (!retrievingDir && !progressBar && XbmcThreads::SystemClockMillis() - startTime > timeBeforeProgressBar)
    { // loading takes more then 1.5 secs, show a progress dialog
      progressBar = (CGUIDialogProgress *)g_windowManager.GetWindow(WINDOW_DIALOG_PROGRESS);

      // if script has shown progressbar don't override it
      if (progressBar && progressBar->IsActive())
      {
        startTime = XbmcThreads::SystemClockMillis();
        progressBar = NULL;
      }

      if (progressBar)
      {
        progressBar->SetHeading(scriptName);
        progressBar->SetLine(0, retrievingDir ? 1040 : 10214);
        progressBar->SetLine(1, "");
        progressBar->SetLine(2, "");
        progressBar->ShowProgressBar(retrievingDir);
        progressBar->StartModal();
      }
    }

    if (progressBar)
    { // update the progress bar and check for user cancel
      progressBar->Progress();
      if (progressBar->IsCanceled())
      { // user has cancelled our process - cancel our process
        m_cancelled = true;
      }
    }
    else // if the progressBar exists and we call StartModal or Progress we get the
         //  ProcessRenderLoop call anyway.
      if (inMainAppThread) 
        g_windowManager.ProcessRenderLoop();

    if (!cancelled && m_cancelled)
    {
      cancelled = true;
      startTime = XbmcThreads::SystemClockMillis();
    }
    if (cancelled && XbmcThreads::SystemClockMillis() - startTime > timeToKillScript)
    { // cancel our script
      if (scriptId != -1 && CScriptInvocationManager::Get().IsRunning(scriptId))
      {
        CLog::Log(LOGDEBUG, "%s- cancelling plugin %s (id=%d)", __FUNCTION__, scriptName.c_str(), scriptId);
        CScriptInvocationManager::Get().Stop(scriptId);
        break;
      }
    }
  }

  if (progressBar)
    CApplicationMessenger::Get().Close(progressBar, false, false);

  return !cancelled && m_success;
}
bool CPluginDirectory::WaitOnScriptResult(const CStdString &scriptPath, const CStdString &scriptName, bool retrievingDir)
{
  const unsigned int timeBeforeProgressBar = 1500;
  const unsigned int timeToKillScript = 1000;

  unsigned int startTime = XbmcThreads::SystemClockMillis();
  CGUIDialogProgress *progressBar = NULL;

  CLog::Log(LOGDEBUG, "%s - waiting on the %s plugin...", __FUNCTION__, scriptName.c_str());
  while (true)
  {
    {
      CSingleExit ex(g_graphicsContext);
      // check if the python script is finished
      if (m_fetchComplete.WaitMSec(20))
      { // python has returned
        CLog::Log(LOGDEBUG, "%s- plugin returned %s", __FUNCTION__, m_success ? "successfully" : "failure");
        break;
      }
    }
    // check our script is still running
#ifdef HAS_PYTHON
    if (!g_pythonParser.isRunning(g_pythonParser.getScriptId(scriptPath.c_str())))
#endif
    { // check whether we exited normally
      if (!m_fetchComplete.WaitMSec(0))
      { // python didn't return correctly
        CLog::Log(LOGDEBUG, " %s - plugin exited prematurely - terminating", __FUNCTION__);
        m_success = false;
      }
      break;
    }

    // check whether we should pop up the progress dialog
    if (!progressBar && XbmcThreads::SystemClockMillis() - startTime > timeBeforeProgressBar)
    { // loading takes more then 1.5 secs, show a progress dialog
      progressBar = (CGUIDialogProgress *)g_windowManager.GetWindow(WINDOW_DIALOG_PROGRESS);

      // if script has shown progressbar don't override it
      if (progressBar && progressBar->IsActive())
      {
        startTime = XbmcThreads::SystemClockMillis();
        progressBar = NULL;
      }

      if (progressBar)
      {
        progressBar->SetHeading(scriptName);
        progressBar->SetLine(0, retrievingDir ? 1040 : 10214);
        progressBar->SetLine(1, "");
        progressBar->SetLine(2, "");
        progressBar->ShowProgressBar(retrievingDir);
        progressBar->StartModal();
      }
    }

    if (progressBar)
    { // update the progress bar and check for user cancel
      if (retrievingDir)
      {
        CStdString label;
        if (m_totalItems > 0)
        {
          label.Format(g_localizeStrings.Get(1042).c_str(), m_listItems->Size(), m_totalItems);
          progressBar->SetPercentage((int)((m_listItems->Size() * 100 ) / m_totalItems));
          progressBar->ShowProgressBar(true);
        }
        else
          label.Format(g_localizeStrings.Get(1041).c_str(), m_listItems->Size());
        progressBar->SetLine(2, label);
      }
      progressBar->Progress();
      if (progressBar->IsCanceled())
      { // user has cancelled our process - cancel our process
        if (!m_cancelled)
        {
          m_cancelled = true;
          startTime = XbmcThreads::SystemClockMillis();
        }
        if (m_cancelled && XbmcThreads::SystemClockMillis() - startTime > timeToKillScript)
        { // cancel our script
#ifdef HAS_PYTHON
          int id = g_pythonParser.getScriptId(scriptPath.c_str());
          if (id != -1 && g_pythonParser.isRunning(id))
          {
            CLog::Log(LOGDEBUG, "%s- cancelling plugin %s", __FUNCTION__, scriptName.c_str());
            g_pythonParser.stopScript(id);
            break;
          }
#endif
        }
      }
    }
  }
  if (progressBar)
    CApplicationMessenger::Get().Close(progressBar, false, false);

  return !m_cancelled && m_success;
}